303430042100 has 72 divisors (see below), whose sum is σ = 684954597600. Its totient is φ = 116531900800.

The previous prime is 303430042081. The next prime is 303430042103. The reversal of 303430042100 is 1240034303.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303430042103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 226835 + ... + 811365.

It is an arithmetic number, because the mean of its divisors is an integer number (9513258300).

Almost surely, 2^303430042100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 303430042100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342477298800).

303430042100 is an abundant number, since it is smaller than the sum of its proper divisors (381524555500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

303430042100 is a wasteful number, since it uses less digits than its factorization.

303430042100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584753 (or 584746 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 303430042100 its reverse (1240034303), we get a palindrome (304670076403).

The spelling of 303430042100 in words is "three hundred three billion, four hundred thirty million, forty-two thousand, one hundred".